Hi!
Some students of mine have the following problem:
When linking a file originally created by happy and compiled with ghc they
get the following error message:
Javahappy.o: In function `Javahappy_actionzu102_entry':
Javahappy.o(.text+0x12394): undefined reference to
`PrelTup_Z48T_con_entry'
Javahappy.o: In function `Javahappy_actionzu99_entry':
Javahappy.o(.text+0x1247c): undefined reference to
`PrelTup_Z48T_con_entry'
Javahappy.o: In function `Javahappy_actionzu97_entry':
Javahappy.o(.text+0x12564): undefined reference to
`PrelTup_Z48T_con_entry'
Javahappy.o: In function `Javahappy_actionzu96_entry':
Javahappy.o(.text+0x1264c): undefined reference to
`PrelTup_Z48T_con_entry'
Javahappy.o: In function `Javahappy_actionzu95_entry':
Javahappy.o(.text+0x12734): undefined reference to
`PrelTup_Z48T_con_entry'
Javahappy.o(.text+0x1281c): more undefined references to
`PrelTup_Z48T_con_entry' follow
Javahappy.o: In function `dgJ9_closure':
Javahappy.o(.data+0x167c): undefined reference to
`PrelTup_Z48T_static_info'
collect2: ld returned 1 exit status
> ghc --version
The Glorious Glasgow Haskell Compilation System, version 4.08.1
> gcc -v
gcc version 2.95.2 19991024 (release)
> happy -v
Happy Version 1.8 ...
/Josef
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